What does Gladis mean?
Gladis is a very popular first name for women (#1823 out of 4276, Top 43%) but a rare surname for both adults and children. (2000 U.S. Census)
Below is a graphed comparison of the popularity of Gladis and associated names. Gladys is the only prominent variation form of Gladis (#unlisted). This girl name reached the peak of its popularity during the years 1900-1909 and is now much less popular, with the form Gladys becoming less in vogue. (Top 1000 Birth Names Records, 2014)